Grind Stormer and V Five. Both offers the same levels and enemies, but have a different approach to how the player can use power-ups. In this hectic, top-down, vertically-scrolling shooter where the screen is constantly filled with enemies and bullets, players have a constant, unlimited firing rate, enhanced by power-ups that include missiles, target-seeking bullets, shields, additional speed, extra power …

In the arcade version, one summer night in 1991, an enemy fleet known as the Strange Fleet approached a small island of the Mediterranean Sea. When it arrived, very few saw the Strange Fleet. Two years later, while the Stranger Fleet expanded itself, it created a world war. It is unknown by everyone around the world who noticed the attacks …